Results 31 to 40 of about 1,759 (186)

Investigation on the Ampacity of AC Submarine Cables in J-Type Conduit Trenchless Installation

open access: yesEnergies
For the installation of submarine cables at sites with significant elevation differences and non-excavation bases, the J-type conduit represents an emerging installation solution.
Xunping Yan   +5 more
doaj   +1 more source

Thermal Effect of Different Laying Modes on Cross-Linked Polyethylene (XLPE) Insulation and a New Estimation on Cable Ampacity

open access: yesEnergies, 2019
This paper verifies the fluctuation on thermal parameters and ampacity of the high-voltage cross-linked polyethylene (XLPE) cables with different insulation conditions and describes the results of a thermal aging experiment on the XLPE insulation with ...
WenWei Zhu   +7 more
doaj   +1 more source

Very long distance connection of gigawatt size offshore wind farms: extra high-voltage ac versus high-voltage dc cost comparison [PDF]

open access: yes, 2016
This study presents a cost comparison between commercially available high-voltage DC (HVDC) and extra high-voltage AC shore connection (±320 kV voltage source converter and 420 kV-50 Hz single-core and three-core cables), for a 1 GW offshore wind farm ...
LAURIA, Stefano   +3 more
core   +1 more source

Simulation on Temperature and Ampacity of Mining Flame-proof High Voltage Cable Connector

open access: yesMATEC Web of Conferences, 2017
To investigate the accident causes of mining flame-proof high voltage (F-HV) cable connector, the temperature and ampacity of LBG1-200/6 high voltage cable connector are analyzed.
Li Haiying   +2 more
doaj   +1 more source

Temperature field simulation and ampacity optimisation of 500 kV HVDC cable

open access: yesThe Journal of Engineering, 2019
The temperature distribution of the submarine cable is an important parameter during the operation. In order to lift the efficiency of heat dissipation during the high-voltage direct current (HVDC) cable thermal cycling test, this study presents a method
Boda Zhou   +7 more
doaj   +1 more source

Temperature Analysis Based on Multi-Coupling Field and Ampacity Optimization Calculation of Shore Power Cable Considering Tide Effect

open access: yesIEEE Access, 2020
Shore power system that powers berthing ships is gradually becoming widely used worldwide because it helps reduce air and noise pollution. However, due to the bad environment of the port, the influence of the port tide on the temperature distribution and
Lianqiang Zhang   +7 more
doaj   +1 more source

Multi-physics coupling finite element analysis of 10kV tri-axial HTS cable [PDF]

open access: yesE3S Web of Conferences, 2019
As an important equipment of power transmission, power cable has been required better performance on cable line loss and current ampacity to achieve its high reliability.
Cao Jingying   +7 more
doaj   +1 more source

РОЗПОДІЛ МАГНІТНОГО І ТЕПЛОВОГО ПОЛІВ ТА ВТРАТИ ПОТУЖНОСТІ В ЕЛЕКТРОМАГНІТНОМУ ЕКРАНІ ПІДЗЕМНОЇ ДВОКОЛОВОЇ КАБЕЛЬНОЇ ЛІНІЇ

open access: yesПраці Інституту електродинаміки Національної академії наук України, 2021
In the article, the magnetic and thermal field distributions generated by underground two-circuit extra-high voltage power cable line in the environment, particularly near the cables and flat aluminum shield, which is located at a differ-ent distance ...
І.М. Кучерява
doaj   +1 more source

Calculation of Maximum Permissible Load of Underground Power Cables–Numerical Approach for Systems with Stabilized Backfill

open access: yesApplied Sciences
The maximum permissible load of underground power cables (known in U.S. engineering as “ampacity”) is a function of many parameters, in particular, the thermal resistivity of the native soil.
Seweryn Szultka   +3 more
doaj   +1 more source

Self-consistent Modeling of the $I_c$ of HTS Devices: How Accurate do Models Really Need to Be?

open access: yes, 2014
Numerical models for computing the effective critical current of devices made of HTS tapes require the knowledge of the Jc(B,theta) dependence, i.e. of the way the critical current density Jc depends on the magnetic flux density B and its orientation ...
Grilli, Francesco   +3 more
core   +1 more source

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